{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010301","490:4900007852","490:4900007858","490:4900009296","490:4900008969","490:4900009087","490:4900010891","490:4900011135","490:4900008624","490:4900009993","490:4900009387","490:4900009386","490:4900010006","490:4900010193","490:4900009401","490:4900008623","490:4900009188","490:4900008621","490:4900008736","490:4900010815","490:4900010300","490:4900007851","490:4900009801","490:4900008749","490:4900009394"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7052026497520492,0.5652497559606082,0.5073680388360061,0.49508201943562097,0.49445541822672334,0.4793091107808194,0.4404325173156602,0.4356401496878647,0.4314249538826322,0.4266504251313445,0.41667804680020576,0.4013468998179381,0.3918015545542096,0.3888843005601419,0.3681209517724587,0.3577894425128679,0.34916366906189894,0.342233519335883,0.3397188727675281,0.3291661446794679,0.32499523574863337,0.31727484015855245,0.3032157350292118,0.3013522541432038,0.29555129234024496],"twin_dists":[0.10854742619572337,0.13872730463655136,0.1512933120111024,0.15400199235828724,0.15414064078662015,0.15750831332291954,0.16632029682048075,0.16742617002167787,0.16840286489748804,0.1695138482862076,0.17185112939145217,0.17549202224573543,0.17779051763820192,0.17849814665390532,0.18360998203676193,0.18620673850086372,0.18840437578985988,0.19019070815402658,0.19084364085665154,0.1936125590844772,0.19472034333455238,0.19679193939525544,0.20063912114688678,0.20115670822894957,0.20278002715568763],"n_dims_used":45,"mean_confidence":0.9204701741536458},"coverage":{"mean_confidence":0.9204701741536458,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}